On Wed, Jul 17, 2024 at 8:24 AM Kenneth Pettit <[email protected]> wrote:

>
> The MSM80C85ARS used in the Model 100 was 3 micron Si-CMOS process.
>
> https://www.cpu-world.com/CPUs/8085/OKI-MSM80C85ARS.html
>

Thanks, Ken! That would fit well with an arbitrary, artistic license
threshold of "about a micrometer" for tech to be reliable enough to use.
Any idea about the Tandy 200, which used newer chips, or the Tandy 102
which (I believe) had the most advanced process of all three?

—b9

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